package com.dsh.gulimall.product.exception;


import com.dsh.common.exception.BizCodeEnum;
import com.dsh.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.*;

import java.util.HashMap;
import java.util.Map;


/**
 * 集中处理所有异常
 */
@Slf4j
//json 格式
//@ResponseBody
//@ControllerAdvice(basePackages = "com.dsh.gulimall.product.controller")
@RestControllerAdvice(basePackages = "com.dsh.gulimall.product.controller")
public class GulimallExceptionControllerAdvice {


    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handVaildException(MethodArgumentNotValidException e) {
        log.error("数据校验出现问题{}，异常类型", e.getMessage(), e.getClass());
        BindingResult result = e.getBindingResult();
        Map<String, String> map = new HashMap<>();
        result.getFieldErrors().forEach((item) -> {
            map.put(item.getField(), item.getDefaultMessage());
        });
        return R.error(BizCodeEnum.VAILD_EXCEPTION.getCode(), BizCodeEnum.VAILD_EXCEPTION.getMsg()).put("data", map);
    }

    /**
     * 处理任何异常
     *
     * @return
     */
    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable t) {
        log.error("错误", t);
        return R.error(BizCodeEnum.UNKNOW_EXCEPTION.getCode(), BizCodeEnum.UNKNOW_EXCEPTION.getMsg());
    }


}
